git-send-email: SIG{TERM,INT} handlers
[git/git.git] / git-send-email.perl
CommitLineData
83b24437 1#!/usr/bin/perl -w
83b24437 2#
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3# Copyright 2002,2005 Greg Kroah-Hartman <greg@kroah.com>
4# Copyright 2005 Ryan Anderson <ryan@michonline.com>
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5#
6# GPL v2 (See COPYING)
5825e5b2 7#
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8# Ported to support git "mbox" format files by Ryan Anderson <ryan@michonline.com>
9#
f3d9f354 10# Sends a collection of emails to the given email addresses, disturbingly fast.
5825e5b2 11#
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12# Supports two formats:
13# 1. mbox format files (ignoring most headers and MIME formatting - this is designed for sending patches)
14# 2. The original format support by Greg's script:
5825e5b2 15# first line of the message is who to CC,
f3d9f354 16# and second line is the subject of the message.
5825e5b2 17#
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18
19use strict;
20use warnings;
21use Term::ReadLine;
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22use Getopt::Long;
23use Data::Dumper;
412876dc 24use Term::ANSIColor;
3cb8caf7 25use Git;
83b24437 26
280242d1
JH
27package FakeTerm;
28sub new {
29 my ($class, $reason) = @_;
30 return bless \$reason, shift;
31}
32sub readline {
33 my $self = shift;
34 die "Cannot use readline on FakeTerm: $$self";
35}
36package main;
37
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38
39sub usage {
40 print <<EOT;
41git-send-email [options] <file | directory>...
42Options:
43 --from Specify the "From:" line of the email to be sent.
44
45 --to Specify the primary "To:" line of the email.
46
47 --cc Specify an initial "Cc:" list for the entire series
48 of emails.
49
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50 --cc-cmd Specify a command to execute per file which adds
51 per file specific cc address entries
52
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53 --bcc Specify a list of email addresses that should be Bcc:
54 on all the emails.
55
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56 --compose Use \$GIT_EDITOR, core.editor, \$EDITOR, or \$VISUAL to edit
57 an introductory message for the patch series.
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58
59 --subject Specify the initial "Subject:" line.
60 Only necessary if --compose is also set. If --compose
61 is not set, this will be prompted for.
62
63 --in-reply-to Specify the first "In-Reply-To:" header line.
64 Only used if --compose is also set. If --compose is not
65 set, this will be prompted for.
66
67 --chain-reply-to If set, the replies will all be to the previous
68 email sent, rather than to the first email sent.
69 Defaults to on.
70
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71 --signed-off-cc Automatically add email addresses that appear in
72 Signed-off-by: or Cc: lines to the cc: list. Defaults to on.
1b0baf14 73
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74 --identity The configuration identity, a subsection to prioritise over
75 the default section.
76
1b0baf14 77 --smtp-server If set, specifies the outgoing SMTP server to use.
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78 Defaults to localhost. Port number can be specified here with
79 hostname:port format or by using --smtp-server-port option.
80
81 --smtp-server-port Specify a port on the outgoing SMTP server to connect to.
1b0baf14 82
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83 --smtp-user The username for SMTP-AUTH.
84
85 --smtp-pass The password for SMTP-AUTH.
86
87 --smtp-ssl If set, connects to the SMTP server using SSL.
88
620bb245 89 --suppress-from Suppress sending emails to yourself. Defaults to off.
1b0baf14 90
5483c71d 91 --thread Specify that the "In-Reply-To:" header should be set on all
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92 emails. Defaults to on.
93
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94 --quiet Make git-send-email less verbose. One line per email
95 should be all that is output.
96
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97 --dry-run Do everything except actually send the emails.
98
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99 --envelope-sender Specify the envelope sender used to send the emails.
100
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101 --no-validate Don't perform any sanity checks on patches.
102
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103EOT
104 exit(1);
105}
106
4bc87a28 107# most mail servers generate the Date: header, but not all...
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108sub format_2822_time {
109 my ($time) = @_;
110 my @localtm = localtime($time);
111 my @gmttm = gmtime($time);
112 my $localmin = $localtm[1] + $localtm[2] * 60;
113 my $gmtmin = $gmttm[1] + $gmttm[2] * 60;
114 if ($localtm[0] != $gmttm[0]) {
115 die "local zone differs from GMT by a non-minute interval\n";
116 }
117 if ((($gmttm[6] + 1) % 7) == $localtm[6]) {
118 $localmin += 1440;
119 } elsif ((($gmttm[6] - 1) % 7) == $localtm[6]) {
120 $localmin -= 1440;
121 } elsif ($gmttm[6] != $localtm[6]) {
122 die "local time offset greater than or equal to 24 hours\n";
123 }
124 my $offset = $localmin - $gmtmin;
125 my $offhour = $offset / 60;
126 my $offmin = abs($offset % 60);
127 if (abs($offhour) >= 24) {
128 die ("local time offset greater than or equal to 24 hours\n");
129 }
130
131 return sprintf("%s, %2d %s %d %02d:%02d:%02d %s%02d%02d",
132 qw(Sun Mon Tue Wed Thu Fri Sat)[$localtm[6]],
133 $localtm[3],
134 qw(Jan Feb Mar Apr May Jun
135 Jul Aug Sep Oct Nov Dec)[$localtm[4]],
136 $localtm[5]+1900,
137 $localtm[2],
138 $localtm[1],
139 $localtm[0],
140 ($offset >= 0) ? '+' : '-',
141 abs($offhour),
142 $offmin,
143 );
144}
4bc87a28 145
567ffeb7 146my $have_email_valid = eval { require Email::Valid; 1 };
4bc87a28 147my $smtp;
5f5b6118 148my $auth;
4bc87a28 149
e205735d 150sub unique_email_list(@);
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151sub cleanup_compose_files();
152
153# Constants (essentially)
154my $compose_filename = ".msg.$$";
e205735d 155
83b24437 156# Variables we fill in automatically, or via prompting:
ce91c2f6 157my (@to,@cc,@initial_cc,@bcclist,@xh,
2363d746 158 $initial_reply_to,$initial_subject,@files,$author,$sender,$smtp_authpass,$compose,$time);
83b24437 159
f073a592 160my $envelope_sender;
78488b2c 161
9133261f 162# Example reply to:
83b24437 163#$initial_reply_to = ''; #<20050203173208.GA23964@foobar.com>';
83b24437 164
3cb8caf7 165my $repo = Git->repository();
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166my $term = eval {
167 new Term::ReadLine 'git-send-email';
168};
169if ($@) {
170 $term = new FakeTerm "$@: going non-interactive";
171}
83b24437 172
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173# Behavior modification variables
174my ($quiet, $dry_run) = (0, 0);
175
176# Variables with corresponding config settings
324a8bd0 177my ($thread, $chain_reply_to, $suppress_from, $signed_off_cc, $cc_cmd);
2363d746 178my ($smtp_server, $smtp_server_port, $smtp_authuser, $smtp_ssl);
44b2476a 179my ($identity, $aliasfiletype, @alias_files, @smtp_host_parts);
c764a0c2 180my ($no_validate);
5483c71d 181
34cc60ce 182my %config_bool_settings = (
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183 "thread" => [\$thread, 1],
184 "chainreplyto" => [\$chain_reply_to, 1],
185 "suppressfrom" => [\$suppress_from, 0],
186 "signedoffcc" => [\$signed_off_cc, 1],
34cc60ce 187 "smtpssl" => [\$smtp_ssl, 0],
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188);
189
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190my %config_settings = (
191 "smtpserver" => \$smtp_server,
44b2476a 192 "smtpserverport" => \$smtp_server_port,
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193 "smtpuser" => \$smtp_authuser,
194 "smtppass" => \$smtp_authpass,
2db9b49c 195 "to" => \@to,
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196 "cccmd" => \$cc_cmd,
197 "aliasfiletype" => \$aliasfiletype,
198 "bcc" => \@bcclist,
199 "aliasesfile" => \@alias_files,
200);
4a62d3f5 201
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202# Handle Uncouth Termination
203sub signal_handler {
204
205 # Make text normal
206 print color("reset"), "\n";
207
208 # SMTP password masked
209 system "stty echo";
210
211 # tmp files from --compose
212 if (-e $compose_filename) {
213 print "'$compose_filename' contains an intermediate version of the email you were composing.\n";
214 }
215 if (-e ($compose_filename . ".final")) {
216 print "'$compose_filename.final' contains the composed email.\n"
217 }
218
219 exit;
220};
221
222$SIG{TERM} = \&signal_handler;
223$SIG{INT} = \&signal_handler;
224
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225# Begin by accumulating all the variables (defined above), that we will end up
226# needing, first, from the command line:
227
94638f89 228my $rc = GetOptions("sender|from=s" => \$sender,
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229 "in-reply-to=s" => \$initial_reply_to,
230 "subject=s" => \$initial_subject,
231 "to=s" => \@to,
da140f8b 232 "cc=s" => \@initial_cc,
58063245 233 "bcc=s" => \@bcclist,
78488b2c 234 "chain-reply-to!" => \$chain_reply_to,
3342d850 235 "smtp-server=s" => \$smtp_server,
44b2476a 236 "smtp-server-port=s" => \$smtp_server_port,
34cc60ce 237 "smtp-user=s" => \$smtp_authuser,
2363d746 238 "smtp-pass:s" => \$smtp_authpass,
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DS
239 "smtp-ssl!" => \$smtp_ssl,
240 "identity=s" => \$identity,
1f038a0c 241 "compose" => \$compose,
30d08b34 242 "quiet" => \$quiet,
324a8bd0 243 "cc-cmd=s" => \$cc_cmd,
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AR
244 "suppress-from!" => \$suppress_from,
245 "signed-off-cc|signed-off-by-cc!" => \$signed_off_cc,
6130259c 246 "dry-run" => \$dry_run,
f073a592 247 "envelope-sender=s" => \$envelope_sender,
5483c71d 248 "thread!" => \$thread,
c764a0c2 249 "no-validate" => \$no_validate,
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250 );
251
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252unless ($rc) {
253 usage();
254}
255
34cc60ce
DS
256# Now, let's fill any that aren't set in with defaults:
257
258sub read_config {
259 my ($prefix) = @_;
260
261 foreach my $setting (keys %config_bool_settings) {
262 my $target = $config_bool_settings{$setting}->[0];
263 $$target = $repo->config_bool("$prefix.$setting") unless (defined $$target);
264 }
265
266 foreach my $setting (keys %config_settings) {
267 my $target = $config_settings{$setting};
268 if (ref($target) eq "ARRAY") {
269 unless (@$target) {
270 my @values = $repo->config("$prefix.$setting");
271 @$target = @values if (@values && defined $values[0]);
272 }
273 }
274 else {
275 $$target = $repo->config("$prefix.$setting") unless (defined $$target);
276 }
277 }
278}
279
280# read configuration from [sendemail "$identity"], fall back on [sendemail]
281$identity = $repo->config("sendemail.identity") unless (defined $identity);
282read_config("sendemail.$identity") if (defined $identity);
283read_config("sendemail");
284
285# fall back on builtin bool defaults
286foreach my $setting (values %config_bool_settings) {
287 ${$setting->[0]} = $setting->[1] unless (defined (${$setting->[0]}));
288}
289
290my ($repoauthor) = $repo->ident_person('author');
291my ($repocommitter) = $repo->ident_person('committer');
292
79ee555b
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293# Verify the user input
294
295foreach my $entry (@to) {
296 die "Comma in --to entry: $entry'\n" unless $entry !~ m/,/;
297}
298
299foreach my $entry (@initial_cc) {
300 die "Comma in --cc entry: $entry'\n" unless $entry !~ m/,/;
301}
302
303foreach my $entry (@bcclist) {
304 die "Comma in --bcclist entry: $entry'\n" unless $entry !~ m/,/;
305}
306
994d6c66 307my %aliases;
994d6c66
EW
308my %parse_alias = (
309 # multiline formats can be supported in the future
310 mutt => sub { my $fh = shift; while (<$fh>) {
504ceab6 311 if (/^\s*alias\s+(\S+)\s+(.*)$/) {
994d6c66
EW
312 my ($alias, $addr) = ($1, $2);
313 $addr =~ s/#.*$//; # mutt allows # comments
314 # commas delimit multiple addresses
315 $aliases{$alias} = [ split(/\s*,\s*/, $addr) ];
316 }}},
317 mailrc => sub { my $fh = shift; while (<$fh>) {
318 if (/^alias\s+(\S+)\s+(.*)$/) {
319 # spaces delimit multiple addresses
320 $aliases{$1} = [ split(/\s+/, $2) ];
321 }}},
322 pine => sub { my $fh = shift; while (<$fh>) {
2d8ae400 323 if (/^(\S+)\t.*\t(.*)$/) {
994d6c66
EW
324 $aliases{$1} = [ split(/\s*,\s*/, $2) ];
325 }}},
326 gnus => sub { my $fh = shift; while (<$fh>) {
327 if (/\(define-mail-alias\s+"(\S+?)"\s+"(\S+?)"\)/) {
328 $aliases{$1} = [ $2 ];
329 }}}
330);
331
3cb8caf7 332if (@alias_files and $aliasfiletype and defined $parse_alias{$aliasfiletype}) {
994d6c66
EW
333 foreach my $file (@alias_files) {
334 open my $fh, '<', $file or die "opening $file: $!\n";
335 $parse_alias{$aliasfiletype}->($fh);
336 close $fh;
337 }
338}
339
94638f89 340($sender) = expand_aliases($sender) if defined $sender;
ae740a58 341
aa54892f
JK
342# Now that all the defaults are set, process the rest of the command line
343# arguments and collect up the files that need to be processed.
344for my $f (@ARGV) {
345 if (-d $f) {
346 opendir(DH,$f)
347 or die "Failed to opendir $f: $!";
348
349 push @files, grep { -f $_ } map { +$f . "/" . $_ }
350 sort readdir(DH);
351
352 } elsif (-f $f) {
353 push @files, $f;
354
355 } else {
356 print STDERR "Skipping $f - not found.\n";
357 }
358}
359
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JK
360if (!$no_validate) {
361 foreach my $f (@files) {
362 my $error = validate_patch($f);
363 $error and die "fatal: $f: $error\nwarning: no patches were sent\n";
364 }
747bbff9
JK
365}
366
aa54892f
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367if (@files) {
368 unless ($quiet) {
369 print $_,"\n" for (@files);
370 }
371} else {
372 print STDERR "\nNo patch files specified!\n\n";
373 usage();
374}
375
1f038a0c 376my $prompting = 0;
94638f89
UKK
377if (!defined $sender) {
378 $sender = $repoauthor || $repocommitter;
8037d1a3 379 do {
94638f89 380 $_ = $term->readline("Who should the emails appear to be from? [$sender] ");
ca9a7d65 381 } while (!defined $_);
8037d1a3 382
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UKK
383 $sender = $_ if ($_);
384 print "Emails will be sent from: ", $sender, "\n";
1f038a0c 385 $prompting++;
83b24437
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386}
387
388if (!@to) {
8037d1a3 389 do {
5825e5b2 390 $_ = $term->readline("Who should the emails be sent to? ",
8037d1a3
RA
391 "");
392 } while (!defined $_);
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393 my $to = $_;
394 push @to, split /,/, $to;
1f038a0c 395 $prompting++;
83b24437
RA
396}
397
994d6c66
EW
398sub expand_aliases {
399 my @cur = @_;
400 my @last;
401 do {
402 @last = @cur;
403 @cur = map { $aliases{$_} ? @{$aliases{$_}} : $_ } @last;
404 } while (join(',',@cur) ne join(',',@last));
405 return @cur;
406}
407
408@to = expand_aliases(@to);
5b56aaa2 409@to = (map { sanitize_address($_) } @to);
994d6c66 410@initial_cc = expand_aliases(@initial_cc);
58063245 411@bcclist = expand_aliases(@bcclist);
994d6c66 412
1f038a0c 413if (!defined $initial_subject && $compose) {
8037d1a3 414 do {
cb6c162f 415 $_ = $term->readline("What subject should the initial email start with? ",
8037d1a3
RA
416 $initial_subject);
417 } while (!defined $_);
83b24437 418 $initial_subject = $_;
1f038a0c 419 $prompting++;
83b24437
RA
420}
421
5483c71d 422if ($thread && !defined $initial_reply_to && $prompting) {
8037d1a3 423 do {
1f038a0c 424 $_= $term->readline("Message-ID to be used as In-Reply-To for the first email? ",
8037d1a3
RA
425 $initial_reply_to);
426 } while (!defined $_);
427
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428 $initial_reply_to = $_;
429}
ace9c2a9
JH
430if (defined $initial_reply_to && $_ ne "") {
431 $initial_reply_to =~ s/^\s*<?/</;
432 $initial_reply_to =~ s/>?\s*$/>/;
433}
ace72086 434
34cc60ce 435if (!defined $smtp_server) {
aca7ad76
EW
436 foreach (qw( /usr/sbin/sendmail /usr/lib/sendmail )) {
437 if (-x $_) {
438 $smtp_server = $_;
439 last;
440 }
441 }
442 $smtp_server ||= 'localhost'; # could be 127.0.0.1, too... *shrug*
3342d850
RA
443}
444
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RA
445if ($compose) {
446 # Note that this does not need to be secure, but we will make a small
447 # effort to have it be unique
448 open(C,">",$compose_filename)
449 or die "Failed to open for writing $compose_filename: $!";
94638f89 450 print C "From $sender # This line is ignored.\n";
1f038a0c
RA
451 printf C "Subject: %s\n\n", $initial_subject;
452 printf C <<EOT;
453GIT: Please enter your email below.
454GIT: Lines beginning in "GIT: " will be removed.
455GIT: Consider including an overall diffstat or table of contents
456GIT: for the patch you are writing.
457
458EOT
459 close(C);
460
ef0c2abf 461 my $editor = $ENV{GIT_EDITOR} || $repo->config("core.editor") || $ENV{VISUAL} || $ENV{EDITOR} || "vi";
0e0278ba 462 system('sh', '-c', '$0 $@', $editor, $compose_filename);
1f038a0c
RA
463
464 open(C2,">",$compose_filename . ".final")
465 or die "Failed to open $compose_filename.final : " . $!;
466
467 open(C,"<",$compose_filename)
468 or die "Failed to open $compose_filename : " . $!;
469
470 while(<C>) {
471 next if m/^GIT: /;
472 print C2 $_;
473 }
474 close(C);
475 close(C2);
476
477 do {
478 $_ = $term->readline("Send this email? (y|n) ");
479 } while (!defined $_);
480
481 if (uc substr($_,0,1) ne 'Y') {
482 cleanup_compose_files();
483 exit(0);
484 }
485
97394ee4 486 @files = ($compose_filename . ".final", @files);
1f038a0c
RA
487}
488
83b24437 489# Variables we set as part of the loop over files
af068d27 490our ($message_id, %mail, $subject, $reply_to, $references, $message);
83b24437 491
567ffeb7
EW
492sub extract_valid_address {
493 my $address = shift;
ad9c18f5 494 my $local_part_regexp = '[^<>"\s@]+';
09302e17 495 my $domain_regexp = '[^.<>"\s@]+(?:\.[^.<>"\s@]+)+';
db3106b2
EW
496
497 # check for a local address:
ad9c18f5 498 return $address if ($address =~ /^($local_part_regexp)$/);
db3106b2 499
155197e6 500 $address =~ s/^\s*<(.*)>\s*$/$1/;
567ffeb7 501 if ($have_email_valid) {
ad9c18f5 502 return scalar Email::Valid->address($address);
567ffeb7
EW
503 } else {
504 # less robust/correct than the monster regexp in Email::Valid,
505 # but still does a 99% job, and one less dependency
ad9c18f5 506 $address =~ /($local_part_regexp\@$domain_regexp)/;
e96fd305 507 return $1;
567ffeb7
EW
508 }
509}
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RA
510
511# Usually don't need to change anything below here.
512
513# we make a "fake" message id by taking the current number
514# of seconds since the beginning of Unix time and tacking on
515# a random number to the end, in case we are called quicker than
516# 1 second since the last time we were called.
8037d1a3
RA
517
518# We'll setup a template for the message id, using the "from" address:
8037d1a3 519
be510cfe 520my ($message_id_stamp, $message_id_serial);
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RA
521sub make_message_id
522{
be510cfe
JH
523 my $uniq;
524 if (!defined $message_id_stamp) {
525 $message_id_stamp = sprintf("%s-%s", time, $$);
526 $message_id_serial = 0;
527 }
528 $message_id_serial++;
529 $uniq = "$message_id_stamp-$message_id_serial";
530
aeb59328 531 my $du_part;
94638f89
UKK
532 for ($sender, $repocommitter, $repoauthor) {
533 $du_part = extract_valid_address(sanitize_address($_));
534 last if (defined $du_part and $du_part ne '');
aeb59328 535 }
94638f89 536 if (not defined $du_part or $du_part eq '') {
aeb59328
JH
537 use Sys::Hostname qw();
538 $du_part = 'user@' . Sys::Hostname::hostname();
539 }
be510cfe
JH
540 my $message_id_template = "<%s-git-send-email-%s>";
541 $message_id = sprintf($message_id_template, $uniq, $du_part);
8037d1a3 542 #print "new message id = $message_id\n"; # Was useful for debugging
83b24437
RA
543}
544
545
546
a5370b16 547$time = time - scalar $#files;
83b24437 548
374c5905
JR
549sub unquote_rfc2047 {
550 local ($_) = @_;
8291db6f
JK
551 my $encoding;
552 if (s/=\?([^?]+)\?q\?(.*)\?=/$2/g) {
553 $encoding = $1;
374c5905
JR
554 s/_/ /g;
555 s/=([0-9A-F]{2})/chr(hex($1))/eg;
556 }
8291db6f 557 return wantarray ? ($_, $encoding) : $_;
374c5905
JR
558}
559
5b56aaa2
UKK
560# use the simplest quoting being able to handle the recipient
561sub sanitize_address
732263d4
RJ
562{
563 my ($recipient) = @_;
5b56aaa2
UKK
564 my ($recipient_name, $recipient_addr) = ($recipient =~ /^(.*?)\s*(<.*)/);
565
566 if (not $recipient_name) {
567 return "$recipient";
568 }
569
570 # if recipient_name is already quoted, do nothing
571 if ($recipient_name =~ /^(".*"|=\?utf-8\?q\?.*\?=)$/) {
572 return $recipient;
573 }
574
575 # rfc2047 is needed if a non-ascii char is included
576 if ($recipient_name =~ /[^[:ascii:]]/) {
577 $recipient_name =~ s/([^-a-zA-Z0-9!*+\/])/sprintf("=%02X", ord($1))/eg;
578 $recipient_name =~ s/(.*)/=\?utf-8\?q\?$1\?=/;
732263d4 579 }
5b56aaa2
UKK
580
581 # double quotes are needed if specials or CTLs are included
582 elsif ($recipient_name =~ /[][()<>@,;:\\".\000-\037\177]/) {
583 $recipient_name =~ s/(["\\\r])/\\$1/;
584 $recipient_name = "\"$recipient_name\"";
585 }
586
587 return "$recipient_name $recipient_addr";
588
732263d4
RJ
589}
590
83b24437
RA
591sub send_message
592{
4bc87a28 593 my @recipients = unique_email_list(@to);
7ac17529
ABH
594 @cc = (grep { my $cc = extract_valid_address($_);
595 not grep { $cc eq $_ } @recipients
596 }
597 map { sanitize_address($_) }
598 @cc);
4bc87a28 599 my $to = join (",\n\t", @recipients);
58063245 600 @recipients = unique_email_list(@recipients,@cc,@bcclist);
c38f0247 601 @recipients = (map { extract_valid_address($_) } @recipients);
6bdca890 602 my $date = format_2822_time($time++);
e923effb
ML
603 my $gitversion = '@@GIT_VERSION@@';
604 if ($gitversion =~ m/..GIT_VERSION../) {
3cb8caf7 605 $gitversion = Git::version();
e923effb 606 }
4bc87a28 607
af068d27 608 my $cc = join(", ", unique_email_list(@cc));
f06a6a49
JH
609 my $ccline = "";
610 if ($cc ne '') {
611 $ccline = "\nCc: $cc";
612 }
94638f89 613 my $sanitized_sender = sanitize_address($sender);
4f3d3703 614 make_message_id() unless defined($message_id);
aeb59328 615
94638f89 616 my $header = "From: $sanitized_sender
f06a6a49 617To: $to${ccline}
4bc87a28 618Subject: $subject
4bc87a28
EW
619Date: $date
620Message-Id: $message_id
e923effb 621X-Mailer: git-send-email $gitversion
4bc87a28 622";
5483c71d 623 if ($thread && $reply_to) {
7ccf7927
RA
624
625 $header .= "In-Reply-To: $reply_to\n";
626 $header .= "References: $references\n";
627 }
ce91c2f6
JH
628 if (@xh) {
629 $header .= join("\n", @xh) . "\n";
630 }
4bc87a28 631
c38f0247 632 my @sendmail_parameters = ('-i', @recipients);
94638f89 633 my $raw_from = $sanitized_sender;
f073a592
RJ
634 $raw_from = $envelope_sender if (defined $envelope_sender);
635 $raw_from = extract_valid_address($raw_from);
636 unshift (@sendmail_parameters,
637 '-f', $raw_from) if(defined $envelope_sender);
8e3d436b 638
6130259c
MW
639 if ($dry_run) {
640 # We don't want to send the email.
641 } elsif ($smtp_server =~ m#^/#) {
aca7ad76
EW
642 my $pid = open my $sm, '|-';
643 defined $pid or die $!;
644 if (!$pid) {
8e3d436b 645 exec($smtp_server, @sendmail_parameters) or die $!;
aca7ad76
EW
646 }
647 print $sm "$header\n$message";
648 close $sm or die $?;
649 } else {
44b2476a
JH
650
651 if (!defined $smtp_server) {
652 die "The required SMTP server is not properly defined."
653 }
654
34cc60ce 655 if ($smtp_ssl) {
44b2476a 656 $smtp_server_port ||= 465; # ssmtp
34cc60ce 657 require Net::SMTP::SSL;
44b2476a 658 $smtp ||= Net::SMTP::SSL->new($smtp_server, Port => $smtp_server_port);
34cc60ce
DS
659 }
660 else {
661 require Net::SMTP;
44b2476a
JH
662 $smtp ||= Net::SMTP->new((defined $smtp_server_port)
663 ? "$smtp_server:$smtp_server_port"
664 : $smtp_server);
665 }
666
667 if (!$smtp) {
668 die "Unable to initialize SMTP properly. Is there something wrong with your config?";
669 }
670
2363d746
MW
671 if (defined $smtp_authuser) {
672
673 if (!defined $smtp_authpass) {
674
675 system "stty -echo";
676
677 do {
678 print "Password: ";
679 $_ = <STDIN>;
680 print "\n";
681 } while (!defined $_);
682
683 chomp($smtp_authpass = $_);
684
685 system "stty echo";
686 }
687
5f5b6118 688 $auth ||= $smtp->auth( $smtp_authuser, $smtp_authpass ) or die $smtp->message;
34cc60ce 689 }
2363d746 690
2b69bfc2 691 $smtp->mail( $raw_from ) or die $smtp->message;
aca7ad76
EW
692 $smtp->to( @recipients ) or die $smtp->message;
693 $smtp->data or die $smtp->message;
694 $smtp->datasend("$header\n$message") or die $smtp->message;
695 $smtp->dataend() or die $smtp->message;
696 $smtp->ok or die "Failed to send $subject\n".$smtp->message;
697 }
2718435b 698 if ($quiet) {
71c7da94 699 printf (($dry_run ? "Dry-" : "")."Sent %s\n", $subject);
2718435b 700 } else {
b7f30e0a 701 print (($dry_run ? "Dry-" : "")."OK. Log says:\n");
2b69bfc2 702 if ($smtp_server !~ m#^/#) {
aca7ad76 703 print "Server: $smtp_server\n";
2b69bfc2
RJ
704 print "MAIL FROM:<$raw_from>\n";
705 print "RCPT TO:".join(',',(map { "<$_>" } @recipients))."\n";
aca7ad76 706 } else {
8e3d436b 707 print "Sendmail: $smtp_server ".join(' ',@sendmail_parameters)."\n";
aca7ad76 708 }
b7f30e0a 709 print $header, "\n";
aca7ad76
EW
710 if ($smtp) {
711 print "Result: ", $smtp->code, ' ',
712 ($smtp->message =~ /\n([^\n]+\n)$/s), "\n";
713 } else {
714 print "Result: OK\n";
715 }
30d08b34 716 }
83b24437
RA
717}
718
83b24437 719$reply_to = $initial_reply_to;
2186d566 720$references = $initial_reply_to || '';
83b24437
RA
721$subject = $initial_subject;
722
723foreach my $t (@files) {
83b24437
RA
724 open(F,"<",$t) or die "can't open file $t";
725
94638f89 726 my $author = undef;
8291db6f
JK
727 my $author_encoding;
728 my $has_content_type;
729 my $body_encoding;
da140f8b 730 @cc = @initial_cc;
ce91c2f6 731 @xh = ();
e6b0964a 732 my $input_format = undef;
83b24437
RA
733 my $header_done = 0;
734 $message = "";
735 while(<F>) {
736 if (!$header_done) {
e6b0964a
JH
737 if (/^From /) {
738 $input_format = 'mbox';
739 next;
740 }
83b24437 741 chomp;
e6b0964a
JH
742 if (!defined $input_format && /^[-A-Za-z]+:\s/) {
743 $input_format = 'mbox';
744 }
83b24437 745
e6b0964a 746 if (defined $input_format && $input_format eq 'mbox') {
83b24437
RA
747 if (/^Subject:\s+(.*)$/) {
748 $subject = $1;
749
750 } elsif (/^(Cc|From):\s+(.*)$/) {
94638f89 751 if (unquote_rfc2047($2) eq $sender) {
8a8e6235
JH
752 next if ($suppress_from);
753 }
68d42c41 754 elsif ($1 eq 'From') {
8291db6f
JK
755 ($author, $author_encoding)
756 = unquote_rfc2047($2);
8a8e6235 757 }
83b24437 758 printf("(mbox) Adding cc: %s from line '%s'\n",
2718435b 759 $2, $_) unless $quiet;
83b24437
RA
760 push @cc, $2;
761 }
8291db6f
JK
762 elsif (/^Content-type:/i) {
763 $has_content_type = 1;
764 if (/charset="?[^ "]+/) {
765 $body_encoding = $1;
766 }
767 push @xh, $_;
768 }
4f3d3703
JK
769 elsif (/^Message-Id: (.*)/i) {
770 $message_id = $1;
771 }
1d6a003a 772 elsif (!/^Date:\s/ && /^[-A-Za-z]+:\s+\S/) {
ce91c2f6
JH
773 push @xh, $_;
774 }
83b24437
RA
775
776 } else {
777 # In the traditional
778 # "send lots of email" format,
779 # line 1 = cc
780 # line 2 = subject
781 # So let's support that, too.
e6b0964a 782 $input_format = 'lots';
83b24437
RA
783 if (@cc == 0) {
784 printf("(non-mbox) Adding cc: %s from line '%s'\n",
2718435b 785 $_, $_) unless $quiet;
83b24437
RA
786
787 push @cc, $_;
788
789 } elsif (!defined $subject) {
790 $subject = $_;
791 }
792 }
5825e5b2 793
83b24437
RA
794 # A whitespace line will terminate the headers
795 if (m/^\s*$/) {
796 $header_done = 1;
797 }
798 } else {
799 $message .= $_;
5483c71d 800 if (/^(Signed-off-by|Cc): (.*)$/i && $signed_off_cc) {
abec100c 801 my $c = $2;
83b24437 802 chomp $c;
620bb245 803 next if ($c eq $sender and $suppress_from);
83b24437
RA
804 push @cc, $c;
805 printf("(sob) Adding cc: %s from line '%s'\n",
2718435b 806 $c, $_) unless $quiet;
83b24437
RA
807 }
808 }
809 }
810 close F;
324a8bd0 811
34cc60ce 812 if (defined $cc_cmd) {
324a8bd0
JP
813 open(F, "$cc_cmd $t |")
814 or die "(cc-cmd) Could not execute '$cc_cmd'";
815 while(<F>) {
816 my $c = $_;
817 $c =~ s/^\s*//g;
818 $c =~ s/\n$//g;
620bb245 819 next if ($c eq $sender and $suppress_from);
324a8bd0
JP
820 push @cc, $c;
821 printf("(cc-cmd) Adding cc: %s from: '%s'\n",
822 $c, $cc_cmd) unless $quiet;
823 }
824 close F
825 or die "(cc-cmd) failed to close pipe to '$cc_cmd'";
826 }
827
94638f89
UKK
828 if (defined $author) {
829 $message = "From: $author\n\n$message";
8291db6f
JK
830 if (defined $author_encoding) {
831 if ($has_content_type) {
832 if ($body_encoding eq $author_encoding) {
833 # ok, we already have the right encoding
834 }
835 else {
836 # uh oh, we should re-encode
837 }
838 }
839 else {
840 push @xh,
841 'MIME-Version: 1.0',
8641ee3d
JK
842 "Content-Type: text/plain; charset=$author_encoding",
843 'Content-Transfer-Encoding: 8bit';
8291db6f
JK
844 }
845 }
8a8e6235 846 }
83b24437 847
83b24437
RA
848 send_message();
849
850 # set up for the next message
bc108f63 851 if ($chain_reply_to || !defined $reply_to || length($reply_to) == 0) {
78488b2c 852 $reply_to = $message_id;
7ccf7927 853 if (length $references > 0) {
a925b89c 854 $references .= "\n $message_id";
7ccf7927
RA
855 } else {
856 $references = "$message_id";
857 }
78488b2c 858 }
4f3d3703 859 $message_id = undef;
83b24437 860}
e205735d 861
1f038a0c
RA
862if ($compose) {
863 cleanup_compose_files();
864}
865
866sub cleanup_compose_files() {
867 unlink($compose_filename, $compose_filename . ".final");
868
869}
870
4bc87a28 871$smtp->quit if $smtp;
e205735d
RA
872
873sub unique_email_list(@) {
874 my %seen;
875 my @emails;
876
877 foreach my $entry (@_) {
db3106b2
EW
878 if (my $clean = extract_valid_address($entry)) {
879 $seen{$clean} ||= 0;
880 next if $seen{$clean}++;
881 push @emails, $entry;
882 } else {
883 print STDERR "W: unable to extract a valid address",
884 " from: $entry\n";
885 }
e205735d
RA
886 }
887 return @emails;
888}
747bbff9
JK
889
890sub validate_patch {
891 my $fn = shift;
892 open(my $fh, '<', $fn)
893 or die "unable to open $fn: $!\n";
894 while (my $line = <$fh>) {
895 if (length($line) > 998) {
896 return "$.: patch contains a line longer than 998 characters";
897 }
898 }
899 return undef;
900}